That would have nothing to do with characteristics of their marriage, that'd be simple racial discrimination. The marriage would be an arbitrary detail in that

That would have nothing to do with characteristics of their marriage, that'd be simple racial discrimination. The marriage would be an arbitrary detail in that scenario. I don't hold the same position as him, but if the guy genuinely believes he'd be punished in the afterlife for celebrating a same-sex marriage, then leave him alone. A wedding cake is not a basic human right.